Swift-Hohenberg
Pattern Formation & Symmetry Breaking
ε (bifurcation)
0.10
q₀ (wavenumber)
1.00
nonlinearity
-1.0
speed
3
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∂u/∂t = εu − (1+∇²)²u + cu² − u³
Above the bifurcation (ε>0), stripes, hexagons, or spots emerge depending on nonlinearity. Drag on canvas to perturb.